The Walschaert and Other Modern Radial Valve Gears for Locomotives: A Practical Treatise on the Locomitive Valve Actuating Mechanism Invented by Egide Walschaerts, with the History of Its Development and Its Evolution Into the Mechanically Correct Locomotive Valve Gear of the Present Day ...Norman W. Henley publishing Company, 1913 - 245 стор. |
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Сторінка 14
... of Europe . His engine equipped with the trial valve gear was the first one on the State railways to have a variable cut - off , for all of their other engines had the old hook motion , and as Egide Walschaert had never seen - possibly ...
... of Europe . His engine equipped with the trial valve gear was the first one on the State railways to have a variable cut - off , for all of their other engines had the old hook motion , and as Egide Walschaert had never seen - possibly ...
Сторінка 18
... cut - off " of the exhaust . Cut - off more commonly has reference to the closing of the port for admission of live steam to the cylinder 2 CRANK SHAFT and the point in the travel of the valve at 18 THE WALSCHAERT VALVE GEAR.
... cut - off " of the exhaust . Cut - off more commonly has reference to the closing of the port for admission of live steam to the cylinder 2 CRANK SHAFT and the point in the travel of the valve at 18 THE WALSCHAERT VALVE GEAR.
Сторінка 19
... of Its Development and Its Evolution Into the Mechanically Correct Locomotive Valve Gear of the Present Day ... William Wallace Wood. and the point in the travel of the valve at which the cut - off occurs is fixed by the position of the ...
... of Its Development and Its Evolution Into the Mechanically Correct Locomotive Valve Gear of the Present Day ... William Wallace Wood. and the point in the travel of the valve at which the cut - off occurs is fixed by the position of the ...
Сторінка 28
... of the piston , through suitable connections with the cross- head , the established lead remaining unchanged throughout the different points of cut - off in both forward and backward gear . The engine is of direct valve motion when the ...
... of the piston , through suitable connections with the cross- head , the established lead remaining unchanged throughout the different points of cut - off in both forward and backward gear . The engine is of direct valve motion when the ...
Сторінка 30
... cut - off by the introduction of reversing mechanism . If the outside lap of the valve amounts to one ( 1 ) inch , and the required port opening for lead is one- thirty - second ( 32 ) inch , the distance between the vertical lines ...
... cut - off by the introduction of reversing mechanism . If the outside lap of the valve amounts to one ( 1 ) inch , and the required port opening for lead is one- thirty - second ( 32 ) inch , the distance between the vertical lines ...
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90 degrees actuated admission port ahead Air Brake American Locomotive Company angle axle back end backward Baldwin Locomotive bell crank bination lever block boiler combination lever compression valve crosshead link cut-off D-slide valve dead centre diagrams direction disconnected distance driving wheels eccentric crank eccentric rod Egide Walschaert equal equipped exact centre exactly exhaust forward full gear Hobart-Allfree hub centre inches inside admission valves lap and lead length link foot link fulcrum live steam lost motion lower end main crank-pin main rod main valve main-pin moved pin hole piston valve port opening position quadrant radius bar radius rod reach rod return crank reverse lever reverse shaft rocker rocker-arm schaert shortened side steam lap Stephenson link motion stroke tion transmission bar upper end valve events valve motion valve rod valve stem valve-stem valves of inside vertical Walschaert eccentric Walschaert gear Walschaert motion Walschaert valve gear yoke